Significant Accounting Policies (Policies)

3 Months Ended

Mar. 31, 2020

Accounting Policies [Abstract]

Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]

Cash, Cash Equivalents and Restricted Cash: The table below presents changes in cash, cash equivalents and restricted cash on the condensed consolidated statements of cash flows and a reconciliation to the amounts reported in the condensed consolidated balance sheets (in thousands):

Three months ended March 31,	2020			2019
Cash, cash equivalents and restricted cash, beginning of period	$	268,108		$	278,629
End of the period
Cash and cash equivalents		242,604			200,263
Restricted cash		4,881			5,825
Total cash, cash equivalents and restricted cash, end of period		247,485			206,088
Net decrease in cash, cash equivalents and restricted cash	$	(20,623	)	$	(72,541	)